Break-up record
Cosmos 2251
On 10 February 2009 the retired Russian satellite Cosmos 2251 collided with the working communications satellite Iridium 33, the first accidental collision between two intact satellites. 1,101 of its fragments are now entered in the Orbital Register.
1,101
Fragments on record
10 Feb 2009
Break-up
15 Dec 2015
Half down by
30 Aug 2026
Latest to come down
608
Still in orbit
Fragments coming down, month by month
Bars: per month · line: share of the cloud downFragments re-entered that monthShare of all 1,101 on record
The fragments
Every fragment on record
Each fragment has its own register entry and permanent number. Fragment pages are kept out of search results; this page carries them.
Entry no.ObjectCountryLaunchedEnded (UTC)In orbitHow it ended
2023-1910COSMOS 2251 DEBNORAD 40232 · 1993-036BVM · FragmentRussia—25 Nov 2023—Re-entered2023-1932COSMOS 2251 DEBNORAD 36543 · 1993-036BDD · FragmentRussia—28 Nov 2023—Re-entered2023-1937COSMOS 2251 DEBNORAD 34739 · 1993-036ZH · FragmentRussia—29 Nov 2023—Re-entered2023-1952COSMOS 2251 DEBNORAD 34585 · 1993-036VX · FragmentRussia—1 Dec 2023—Re-entered2023-1955COSMOS 2251 DEBNORAD 37123 · 1993-036BGV · FragmentRussia—2 Dec 2023—Re-entered2023-2001COSMOS 2251 DEBNORAD 35968 · 1993-036AVJ · FragmentRussia—12 Dec 2023—Re-entered2023-2025COSMOS 2251 DEBNORAD 33929 · 1993-036EJ · FragmentRussia—17 Dec 2023—Re-entered2023-2035COSMOS 2251 DEBNORAD 34922 · 1993-036ADT · FragmentRussia—20 Dec 2023—Re-entered2023-2063COSMOS 2251 DEBNORAD 37501 · 1993-036BME · FragmentRussia—28 Dec 2023—Re-entered2023-2066COSMOS 2251 DEBNORAD 39587 · 1993-036BUS · FragmentRussia—28 Dec 2023—Re-entered2023-2068COSMOS 2251 DEBNORAD 46431 · 1993-036BWV · FragmentRussia—28 Dec 2023—Re-entered2024-0002COSMOS 2251 DEBNORAD 34995 · 1993-036AFT · FragmentRussia—1 Jan 2024—Re-entered2024-0022COSMOS 2251 DEBNORAD 35792 · 1993-036ASN · FragmentRussia—5 Jan 2024—Re-entered2024-0023COSMOS 2251 DEBNORAD 37508 · 1993-036BMM · FragmentRussia—5 Jan 2024—Re-entered2024-0034COSMOS 2251 DEBNORAD 34020 · 1993-036HF · FragmentRussia—9 Jan 2024—Re-entered2024-0035COSMOS 2251 DEBNORAD 34131 · 1993-036LC · FragmentRussia—9 Jan 2024—Re-entered2024-0036COSMOS 2251 DEBNORAD 34469 · 1993-036TN · FragmentRussia—9 Jan 2024—Re-entered2024-0077COSMOS 2251 DEBNORAD 34308 · 1993-036NE · FragmentRussia—17 Jan 2024—Re-entered2024-0087COSMOS 2251 DEBNORAD 38063 · 1993-036BRV · FragmentRussia—19 Jan 2024—Re-entered2024-0089COSMOS 2251 DEBNORAD 40221 · 1993-036BVA · FragmentRussia—19 Jan 2024—Re-entered
1,101 entries · page 41 of 56
Other break-ups